EditorialJerome Powell, the Fed governor who is awaiting confirmation as the Fed’s next chairman, in Washington, Oct. 31, 2017. (Lexey Swall/The New York Times)
EditorialSample or Telegraph Cable for Mines, Copper wire of seven wires in a thick insulating layer of a black plastic., anonymous, unknown, 1865 - 1875, copper (metal), l 5.4 cm ? d 1.9 cm.
EditorialSample of Telegraph Cable for Mines, Copper wire of seven wires in a thick insulating layer made of black plastic and paper., anonymous, unknown, 1865 - 1875, copper (metal), paper, l 11 cm ? d 1.05 cm.
EditorialSample of Telegraph Cable, Sample of telegraph cable, presumably for sea mines. It is a short piece of wire rope of ten wires, around a copper wire in a thick insulating layer consisting of an unknown plastic (presumably gutta percha) and paper., anony...
EditorialTwo Samples of Telegraph Cable for Mines, Two samples with a core of seven copper wires in a thick insulating layer of black plastic and paper., anonymous, unknown, 1865 - 1875, copper (metal), paper, (1): l 5.4 cm ? d 1.9 cm (2): l 11 cm ? d 1.05 cm.
EditorialTwo Samples of Telegraph Cable for Floating Mines and a Break, Two samples of telegraph cable for sea mines, each with brass rings at the ends. Both are a blow with a heart of seven copper wires in a thick insulating layer of black plastic. The outer s...